T-square with centering ruler



FIG. 1 is a top, front, and right side perspective view of a t-square with centering ruler showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a right side elevational view, the left side elevational view being a mirror image;

FIG. 5 is a front elevational view;

FIG. 6 is a rear elevational view; and

FIG. 7 is a top plan view, showing the centering ruler in an alternate position thereof. 

The ornamental design for a T-square with centering ruler, as shown and described. 